1 files changed, 60 insertions, 0 deletions
diff --git a/netwerk/base/nsUnicharStreamLoader.h b/netwerk/base/nsUnicharStreamLoader.h
new file mode 100644
index 000000000..298fb9e11
--- /dev/null
+++ b/netwerk/base/nsUnicharStreamLoader.h
@@ -0,0 +1,60 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsUnicharStreamLoader_h__
+#define nsUnicharStreamLoader_h__
+
+#include "nsIChannel.h"
+#include "nsIUnicharStreamLoader.h"
+#include "nsIUnicodeDecoder.h"
+#include "nsCOMPtr.h"
+#include "nsString.h"
+
+class nsIInputStream;
+
+class nsUnicharStreamLoader : public nsIUnicharStreamLoader
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIUNICHARSTREAMLOADER
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+
+  nsUnicharStreamLoader() {}
+
+  static nsresult Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
+
+protected:
+  virtual ~nsUnicharStreamLoader() {}
+
+  nsresult DetermineCharset();
+
+  /**
+   * callback method used for ReadSegments
+   */
+  static nsresult WriteSegmentFun(nsIInputStream *, void *, const char *,
+                                  uint32_t, uint32_t, uint32_t *);
+
+  nsCOMPtr<nsIUnicharStreamLoaderObserver> mObserver;
+  nsCOMPtr<nsIUnicodeDecoder>              mDecoder;
+  nsCOMPtr<nsISupports>                    mContext;
+  nsCOMPtr<nsIChannel>                     mChannel;
+  nsCString                                mCharset;
+
+  // This holds the first up-to-512 bytes of the raw stream.
+  // It will be passed to the OnDetermineCharset callback.
+  nsCString                                mRawData;
+
+  // Holds complete raw bytes as received so that SRI checks can be
+  // calculated on the raw data prior to character conversion.
+  nsCString                                mRawBuffer;
+
+  // This holds the complete contents of the stream so far, after
+  // decoding to UTF-16.  It will be passed to the OnStreamComplete
+  // callback.
+  nsString                                 mBuffer;
+};
+
+#endif // nsUnicharStreamLoader_h__